NAICS 621493: Freestanding Ambulatory Surgical and Emergency Centers
This U.S. industry comprises establishments with physicians and other medical staff primarily engaged in (1) providing surgical services (e.g., orthoscopic and cataract surgery) on an outpatient basis or (2) providing emergency care services (e.g., setting broken bones, treating lacerations, or tending to patients suffering injuries as a result of accidents, trauma, or medical conditions necessitating immediate medical care) on an outpatient basis.  Outpatient surgical establishments have specialized facilities, such as operating and recovery rooms, and specialized equipment, such as anesthetic or X-ray equipment.

Illustrative Examples:

Freestanding ambulatory surgical centers and clinics
Freestanding emergency medical centers and clinics
Freestanding trauma centers (except hospitals)
Urgent medical care centers and clinics (except hospitals)

ExioML sector: Health and social work services (85)
Region: US | Year: 2022
Sector value added: 494535.123529 M EUR | Employment: 25054.2597813 thousand persons
Sector GHG emissions: 19792284842.0 kg CO2 eq | Energy carrier net total: 1182924.78393 TJ | Carbon intensity: 0.04002200025907637

Company: Symbion Inc
The company owns and manages 55 outpatient surgery centers in more than two dozen states, mainly in the eastern, midwestern, and southern regions of the US.